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Related papers: On the convective Brinkman-Forchheimer equations

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In this article, we study an inverse problem for the following convective Brinkman-Forchheimer (CBF) equations: \begin{align*} \boldsymbol{u}_t-\mu…

Analysis of PDEs · Mathematics 2022-05-31 Pardeep Kumar , Manil T. Mohan

In this paper we prove the global existence of incompressible Navier-Stokes equations with damping $\alpha (e^{\beta |u|^2}-1)u$, where we use Friedrich method and some new tools. The delicate problem in the construction of a global…

Analysis of PDEs · Mathematics 2021-03-10 Jamel Benameur

This paper concerns the existence of global weak solutions \`a la Leray for compressible Navier-Stokes equations with a pressure law that depends on the density and on time and space variables $t$ and $x$. The assumptions on the pressure…

Analysis of PDEs · Mathematics 2021-08-11 Didier Bresch , Pierre Emmanuel Jabin , Fei Wang

We consider the Navier-Stokes equations on thin 3D domains, supplemented mainly with purely periodic boundary conditions or with periodic boundary conditions in the thin direction and homogeneous Dirichlet conditions on the lateral…

chao-dyn · Physics 2007-05-23 Dragos Iftimie , Genevieve Raugel

In this work, we consider the following two- and three-dimensional stochastic convective Brinkman-Forchheimer (SCBF) equations in torus $\mathbb{T}^d,\ d\in\{2,3\}$: \begin{align*} \mathrm{d}\boldsymbol{u}+\left[-\mu…

Optimization and Control · Mathematics 2025-04-09 Sagar Gautam , Manil T. Mohan

In this work we consider the generalized Navier-Stoke equations with the presence of a damping term in the momentum equation. % The problem studied here derives from the set of equations which govern the isothermal flow of incompressible,…

Analysis of PDEs · Mathematics 2011-09-27 Hermenegildo Borges de Oliveira

In this article, we study an inverse problem for the following convective Brinkman-Forchheimer (CBF) equations: \begin{align*} \boldsymbol{u}_t-\mu…

Analysis of PDEs · Mathematics 2021-07-12 Pardeep Kumar , Manil T. Mohan

We study the incompressible stationary Navier-Stokes equations in the upper-half plane with homogeneous Dirichlet boundary condition and non-zero external forcing terms. Existence of weak solutions is proved under a suitable condition on…

Analysis of PDEs · Mathematics 2023-06-02 Adrian D. Calderon , Van Le , Tuoc Phan

We prove the existence of weak solutions to steady, compressible non-Newtonian Navier-Stokes system on a bounded, two- or three-dimensional domain. Assuming the viscous stress tensor is monotone satisfying a power-law growth with power $r$…

Analysis of PDEs · Mathematics 2024-01-11 Cosmin Burtea , Maja Szlenk

The global-in-time existence of weak solutions to the barotropic compressible quantum Navier-Stokes equations with damping is proved for large data in three dimensional space. The model consists of the compressible Navier-Stokes equations…

Analysis of PDEs · Mathematics 2015-08-26 Alexis F. Vasseur , Cheng Yu

In this paper, we study the global well-posedness of a coupled system of kinetic and fluid equations. More precisely, we establish the global existence of weak solutions for Navier-Stokes-BGK system consisting of the BGK model of Boltzmann…

Analysis of PDEs · Mathematics 2018-01-26 Young-Pil Choi , Seok-Bae Yun

We prove the global existence and uniqueness of the classical (weak) solution for the 2D or 3D compressible Navier-Stokes equations with a density-dependent viscosity coefficient ($\lambda=\lambda(\rho)$). Initial data and solutions are…

Analysis of PDEs · Mathematics 2009-04-13 Ting Zhang

In this study, we investigate the incompressible generalised Navier-Stokes-Voigt equations within a bounded domain $\Omega \subset \mathbb{R}^d$, where $d \geq 2$. The governing momentum equation is expressed as: $$…

Analysis of PDEs · Mathematics 2026-04-01 Ankit Kumar , Hermenegildo Borges de Oliveira , Manil T. Mohan

We consider the Navier--Stokes--Fourier system in a bounded domain $\Omega \subset R^d$, $d=2,3$, with physically realistic in/out flow boundary conditions. We develop a new concept of weak solutions satisfying a general form of relative…

Analysis of PDEs · Mathematics 2021-05-12 Eduard Feireisl , Antonin Novotny

We prove the global existence of weak solutions to the Navier-Stokes equations of compressible heat-conducting fluids in two spatial dimensions with initial data and external forces which are large and spherically symmetric. The solutions…

Analysis of PDEs · Mathematics 2012-05-01 Fei Jiang , Song Jiang , Junpin Yin

We prove the global existence of weak solutions for the 2-D compressible Navier-Stokes equations with a density-dependent viscosity coefficient ($\lambda=\lambda(\rho)$). Initial data and solutions are small in energy-norm with nonnegative…

Analysis of PDEs · Mathematics 2009-02-13 Ting Zhang , Daoyuan Fang

We investigate the inertial limit of the compressible Navier--Stokes system posed on the $3$-dimensional torus, and allowing for regions of vacuum. Considering global-in-time finite-energy weak solutions of a scaled system, we rigorously…

Analysis of PDEs · Mathematics 2026-03-13 Cheng Yu

In \cite{CJ}, the authors show that the Cauchy problem of the Navier-Stokes equations with damping $\alpha|u|^{\beta-1}u(\alpha>0,\;\beta\geq1)$ has global weak solutions in $L^2(\R^3)$. In this paper, we prove the uniqueness, the…

Analysis of PDEs · Mathematics 2022-01-24 Mongi Blel , Jamel Benameur

Recently, A. Vasseur and C. Yu have proved the existence of global entropy-weak solutions to the compressible Navier-Stokes equations with viscosities $\nu(\varrho)=\mu\varrho$ and $\lambda(\varrho)=0$ and a pressure law under the form…

Analysis of PDEs · Mathematics 2015-04-28 Didier Bresch , Pascal Noble , Jean-Paul Vila

In this work, we consider the incompressible generalized Navier-Stokes-Voigt equations in a bounded domain $\mathcal{O}\subset\mathbb{R}^d$, $d\geq 2$, driven by a multiplicative Gaussian noise. The considered momentum equation is given by:…

Probability · Mathematics 2024-03-14 Ankit Kumar , Hermenegildo Borges de Oliveira , Manil T. Mohan